Question
Please answer the following question clearly, thank you. 1.Quarterly party bookings at Terrace Events been recorded as follows. a)Compute the seasonal quarterly indexes given the
Please answer the following question clearly, thank you.
1.Quarterly party bookings at Terrace Events been recorded as follows.
a)Compute the seasonal quarterly indexes given the regression line: y= 3 + 4t YEAR Quarter t Yt y Ratio Quarters
2019 1 4
2 7
3 14
4 8
2020 1 5
2 3
3 10
4 6
b)Use the seasonal quarterly index to de-seasonalize the time series.
YEAR Quarter t Yt SQL Seasonally adjusted time series
2019 1
2
3
4
2020 1
2
3
4
c) Use the regression line: y= 3 + 4t and the seasonal quarterly indexes to forecast Terrace Events' party bookings for all quarters of 2021.
YEAR Quarter t y SQL Forecast
2021 1
2
3
4
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